Premium Quality | Grown in the Rich Soils of Victoria
20kg Organic Rye Grain is the ideal substrate choice for serious mushroom growers seeking quality, consistency, and sustainability. Grown in the nutrient-rich soils of Victoria, Australia, this rye grain is 100% certified organic, free from synthetic fertilizers, pesticides, and GMOs – making it a clean, reliable choice for cultivating gourmet and medicinal mushrooms.
 
Carefully cleaned and packaged for optimal freshness, this bulk 20kg supply is perfect for large-scale operations or repeat growers. Each 20kg bag can produce up to 20 individual 1kg grain spawn bags, making it a cost-effective option for colonization and spawn production.
 
Key Features:
100% Certified Organic rye grain
Locally grown in Victoria, Australia
Perfect for mushroom spawn production
Produces up to 20 x 1kg grain bags
Cleaned and ready for sterilization
Excellent moisture retention and colonization rate
 
Whether you're growing oyster, lion's mane, shiitake, or any other species, this high-quality rye grain provides a consistent and nutritious base to support robust mycelial growth.
 
Bulk pricing available – ideal for commercial cultivators and grow operations.